define(["jqplot"], function (require, exports, module) {
    var jQuery = require("jquery");
    /**
     * jqPlot
     * Pure JavaScript plotting plugin using jQuery
     *
     * Version: 1.0.8
     * Revision: 1250
     *
     * Copyright (c) 2009-2013 Chris Leonello
     * jqPlot is currently available for use in all personal or commercial projects
     * under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL
     * version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can
     * choose the license that best suits your project and use it accordingly.
     *
     * Although not required, the author would appreciate an email letting him
     * know of any substantial use of jqPlot.  You can reach the author at:
     * chris at jqplot dot com or see http://www.jqplot.com/info.php .
     *
     * If you are feeling kind and generous, consider supporting the project by
     * making a donation at: http://www.jqplot.com/donate.php .
     *
     * sprintf functions contained in jqplot.sprintf.js by Ash Searle:
     *
     *     version 2007.04.27
     *     author Ash Searle
     *     http://hexmen.com/blog/2007/03/printf-sprintf/
     *     http://hexmen.com/js/sprintf.js
     *     The author (Ash Searle) has placed this code in the public domain:
     *     "This code is unrestricted: you are free to use it however you like."
     *
     */
    (function ($) {

        // Class: $.jqplot.BarRenderer
        // A plugin renderer for jqPlot to draw a bar plot.
        // Draws series as a line.

        $.jqplot.BarRenderer = function () {
            $.jqplot.LineRenderer.call(this);
        };

        $.jqplot.BarRenderer.prototype = new $.jqplot.LineRenderer();
        $.jqplot.BarRenderer.prototype.constructor = $.jqplot.BarRenderer;

        // called with scope of series.
        $.jqplot.BarRenderer.prototype.init = function (options, plot) {
            // Group: Properties
            //
            // prop: barPadding
            // Number of pixels between adjacent bars at the same axis value.
            this.barPadding = 8;
            // prop: barMargin
            // Number of pixels between groups of bars at adjacent axis values.
            this.barMargin = 10;
            // prop: barDirection
            // 'vertical' = up and down bars, 'horizontal' = side to side bars
            this.barDirection = 'vertical';
            // prop: barWidth
            // Width of the bar in pixels (auto by devaul).  null = calculated automatically.
            this.barWidth = null;
            // prop: shadowOffset
            // offset of the shadow from the slice and offset of
            // each succesive stroke of the shadow from the last.
            this.shadowOffset = 2;
            // prop: shadowDepth
            // number of strokes to apply to the shadow,
            // each stroke offset shadowOffset from the last.
            this.shadowDepth = 5;
            // prop: shadowAlpha
            // transparency of the shadow (0 = transparent, 1 = opaque)
            this.shadowAlpha = 0.08;
            // prop: waterfall
            // true to enable waterfall plot.
            this.waterfall = false;
            // prop: groups
            // group bars into this many groups
            this.groups = 1;
            // prop: varyBarColor
            // true to color each bar of a series separately rather than
            // have every bar of a given series the same color.
            // If used for non-stacked multiple series bar plots, user should
            // specify a separate 'seriesColors' array for each series.
            // Otherwise, each series will set their bars to the same color array.
            // This option has no Effect for stacked bar charts and is disabled.
            this.varyBarColor = false;
            // prop: highlightMouseOver
            // True to highlight slice when moused over.
            // This must be false to enable highlightMouseDown to highlight when clicking on a slice.
            this.highlightMouseOver = true;
            // prop: highlightMouseDown
            // True to highlight when a mouse button is pressed over a slice.
            // This will be disabled if highlightMouseOver is true.
            this.highlightMouseDown = false;
            // prop: highlightColors
            // an array of colors to use when highlighting a bar.
            this.highlightColors = [];
            // prop: transposedData
            // NOT IMPLEMENTED YET.  True if this is a horizontal bar plot and
            // x and y values are "transposed".  Tranposed, or "swapped", data is
            // required prior to rev. 894 builds of jqPlot with horizontal bars.
            // Allows backward compatability of bar renderer horizontal bars with
            // old style data sets.
            this.transposedData = true;
            this.renderer.animation = {
                show: false,
                direction: 'down',
                speed: 3000,
                _supported: true
            };
            this._type = 'bar';

            // if user has passed in highlightMouseDown option and not set highlightMouseOver, disable highlightMouseOver
            if (options.highlightMouseDown && options.highlightMouseOver == null) {
                options.highlightMouseOver = false;
            }

            //////
            // This is probably wrong here.
            // After going back and forth on whether renderer should be the thing
            // or extend the thing, it seems that it it best if it is a property
            // on the thing.  This should be something that is commonized
            // among series renderers in the future.
            //////
            $.extend(true, this, options);

            // really should probably do this
            $.extend(true, this.renderer, options);
            // fill is still needed to properly draw the legend.
            // bars have to be filled.
            this.fill = true;

            // if horizontal bar and animating, reset the default direction
            if (this.barDirection === 'horizontal' && this.rendererOptions.animation && this.rendererOptions.animation.direction == null) {
                this.renderer.animation.direction = 'left';
            }

            if (this.waterfall) {
                this.fillToZero = false;
                this.disableStack = true;
            }

            if (this.barDirection == 'vertical') {
                this._primaryAxis = '_xaxis';
                this._stackAxis = 'y';
                this.fillAxis = 'y';
            }
            else {
                this._primaryAxis = '_yaxis';
                this._stackAxis = 'x';
                this.fillAxis = 'x';
            }
            // index of the currenty highlighted point, if any
            this._highlightedPoint = null;
            // total number of values for all bar series, total number of bar series, and position of this series
            this._plotSeriesInfo = null;
            // Array of actual data colors used for each data point.
            this._dataColors = [];
            this._barPoints = [];

            // set the shape renderer options
            var opts = {lineJoin: 'miter', lineCap: 'round', fill: true, isarc: false, strokeStyle: this.color, fillStyle: this.color, closePath: this.fill};
            this.renderer.shapeRenderer.init(opts);
            // set the shadow renderer options
            var sopts = {lineJoin: 'miter', lineCap: 'round', fill: true, isarc: false, angle: this.shadowAngle, offset: this.shadowOffset, alpha: this.shadowAlpha, depth: this.shadowDepth, closePath: this.fill};
            this.renderer.shadowRenderer.init(sopts);

            plot.postInitHooks.addOnce(postInit);
            plot.postDrawHooks.addOnce(postPlotDraw);
            plot.eventListenerHooks.addOnce('jqplotMouseMove', handleMove);
            plot.eventListenerHooks.addOnce('jqplotMouseDown', handleMouseDown);
            plot.eventListenerHooks.addOnce('jqplotMouseUp', handleMouseUp);
            plot.eventListenerHooks.addOnce('jqplotClick', handleClick);
            plot.eventListenerHooks.addOnce('jqplotRightClick', handleRightClick);
        };

        // called with scope of series
        function barPreInit(target, data, seriesDefaults, options) {
            if (this.rendererOptions.barDirection == 'horizontal') {
                this._stackAxis = 'x';
                this._primaryAxis = '_yaxis';
            }
            if (this.rendererOptions.waterfall == true) {
                this._data = $.extend(true, [], this.data);
                var sum = 0;
                var pos = (!this.rendererOptions.barDirection || this.rendererOptions.barDirection === 'vertical' || this.transposedData === false) ? 1 : 0;
                for (var i = 0; i < this.data.length; i++) {
                    sum += this.data[i][pos];
                    if (i > 0) {
                        this.data[i][pos] += this.data[i - 1][pos];
                    }
                }
                this.data[this.data.length] = (pos == 1) ? [this.data.length + 1, sum] : [sum, this.data.length + 1];
                this._data[this._data.length] = (pos == 1) ? [this._data.length + 1, sum] : [sum, this._data.length + 1];
            }
            if (this.rendererOptions.groups > 1) {
                this.breakOnNull = true;
                var l = this.data.length;
                var skip = parseInt(l / this.rendererOptions.groups, 10);
                var count = 0;
                for (var i = skip; i < l; i += skip) {
                    this.data.splice(i + count, 0, [null, null]);
                    this._plotData.splice(i + count, 0, [null, null]);
                    this._stackData.splice(i + count, 0, [null, null]);
                    count++;
                }
                for (i = 0; i < this.data.length; i++) {
                    if (this._primaryAxis == '_xaxis') {
                        this.data[i][0] = i + 1;
                        this._plotData[i][0] = i + 1;
                        this._stackData[i][0] = i + 1;
                    }
                    else {
                        this.data[i][1] = i + 1;
                        this._plotData[i][1] = i + 1;
                        this._stackData[i][1] = i + 1;
                    }
                }
            }
        }

        $.jqplot.preSeriesInitHooks.push(barPreInit);

        // needs to be called with scope of series, not renderer.
        $.jqplot.BarRenderer.prototype.calcSeriesNumbers = function () {
            var nvals = 0;
            var nseries = 0;
            var paxis = this[this._primaryAxis];
            var s, series, pos;
            // loop through all series on this axis
            for (var i = 0; i < paxis._series.length; i++) {
                series = paxis._series[i];
                if (series === this) {
                    pos = i;
                }
                // is the series rendered as a bar?
                if (series.renderer.constructor == $.jqplot.BarRenderer) {
                    // gridData may not be computed yet, use data length insted
                    nvals += series.data.length;
                    nseries += 1;
                }
            }
            // return total number of values for all bar series, total number of bar series, and position of this series
            return [nvals, nseries, pos];
        };

        $.jqplot.BarRenderer.prototype.setBarWidth = function () {
            // need to know how many data values we have on the approprate axis and figure it out.
            var i;
            var nvals = 0;
            var nseries = 0;
            var paxis = this[this._primaryAxis];
            var s, series, pos;
            var temp = this._plotSeriesInfo = this.renderer.calcSeriesNumbers.call(this);
            nvals = temp[0];
            nseries = temp[1];
            var nticks = paxis.numberTicks;
            var nbins = (nticks - 1) / 2;
            // so, now we have total number of axis values.
            if (paxis.name == 'xaxis' || paxis.name == 'x2axis') {
                if (this._stack) {
                    this.barWidth = (paxis._offsets.max - paxis._offsets.min) / nvals * nseries - this.barMargin;
                }
                else {
                    this.barWidth = ((paxis._offsets.max - paxis._offsets.min) / nbins - this.barPadding * (nseries - 1) - this.barMargin * 2) / nseries;
                    // this.barWidth = (paxis._offsets.max - paxis._offsets.min) / nvals - this.barPadding - this.barMargin/nseries;
                }
            }
            else {
                if (this._stack) {
                    this.barWidth = (paxis._offsets.min - paxis._offsets.max) / nvals * nseries - this.barMargin;
                }
                else {
                    this.barWidth = ((paxis._offsets.min - paxis._offsets.max) / nbins - this.barPadding * (nseries - 1) - this.barMargin * 2) / nseries;
                    // this.barWidth = (paxis._offsets.min - paxis._offsets.max) / nvals - this.barPadding - this.barMargin/nseries;
                }
            }
            return [nvals, nseries];
        };

        function computeHighlightColors(colors) {
            var ret = [];
            for (var i = 0; i < colors.length; i++) {
                var rgba = $.jqplot.getColorComponents(colors[i]);
                var newrgb = [rgba[0], rgba[1], rgba[2]];
                var sum = newrgb[0] + newrgb[1] + newrgb[2];
                for (var j = 0; j < 3; j++) {
                    // when darkening, lowest color component can be is 60.
                    newrgb[j] = (sum > 570) ? newrgb[j] * 0.8 : newrgb[j] + 0.3 * (255 - newrgb[j]);
                    newrgb[j] = parseInt(newrgb[j], 10);
                }
                ret.push('rgb(' + newrgb[0] + ',' + newrgb[1] + ',' + newrgb[2] + ')');
            }
            return ret;
        }

        function getStart(sidx, didx, comp, plot, axis) {
            // check if sign change
            var seriesIndex = sidx,
                prevSeriesIndex = sidx - 1,
                start,
                prevVal,
                aidx = (axis === 'x') ? 0 : 1;

            // is this not the first series?
            if (seriesIndex > 0) {
                prevVal = plot.series[prevSeriesIndex]._plotData[didx][aidx];

                // is there a sign change
                if ((comp * prevVal) < 0) {
                    start = getStart(prevSeriesIndex, didx, comp, plot, axis);
                }

                // no sign change.
                else {
                    start = plot.series[prevSeriesIndex].gridData[didx][aidx];
                }

            }

            // if first series, return value at 0
            else {

                start = (aidx === 0) ? plot.series[seriesIndex]._xaxis.series_u2p(0) : plot.series[seriesIndex]._yaxis.series_u2p(0);
            }

            return start;
        }


        $.jqplot.BarRenderer.prototype.draw = function (ctx, gridData, options, plot) {
            var i;
            // Ughhh, have to make a copy of options b/c it may be modified later.
            var opts = $.extend({}, options);
            var shadow = (opts.shadow != undefined) ? opts.shadow : this.shadow;
            var showLine = (opts.showLine != undefined) ? opts.showLine : this.showLine;
            var fill = (opts.fill != undefined) ? opts.fill : this.fill;
            var xaxis = this.xaxis;
            var yaxis = this.yaxis;
            var xp = this._xaxis.series_u2p;
            var yp = this._yaxis.series_u2p;
            var pointx, pointy;
            // clear out data colors.
            this._dataColors = [];
            this._barPoints = [];

            if (this.barWidth == null) {
                this.renderer.setBarWidth.call(this);
            }

            var temp = this._plotSeriesInfo = this.renderer.calcSeriesNumbers.call(this);
            var nvals = temp[0];
            var nseries = temp[1];
            var pos = temp[2];
            var points = [];

            if (this._stack) {
                this._barNudge = 0;
            }
            else {
                this._barNudge = (-Math.abs(nseries / 2 - 0.5) + pos) * (this.barWidth + this.barPadding);
            }
            if (showLine) {
                var negativeColors = new $.jqplot.ColorGenerator(this.negativeSeriesColors);
                var positiveColors = new $.jqplot.ColorGenerator(this.seriesColors);
                var negativeColor = negativeColors.get(this.index);
                if (!this.useNegativeColors) {
                    negativeColor = opts.fillStyle;
                }
                var positiveColor = opts.fillStyle;
                var base;
                var xstart;
                var ystart;

                if (this.barDirection == 'vertical') {
                    for (var i = 0; i < gridData.length; i++) {
                        if (!this._stack && this.data[i][1] == null) {
                            continue;
                        }
                        points = [];
                        base = gridData[i][0] + this._barNudge;

                        // stacked
                        if (this._stack && this._prevGridData.length) {
                            ystart = getStart(this.index, i, this._plotData[i][1], plot, 'y');
                        }

                        // not stacked
                        else {
                            if (this.fillToZero) {
                                ystart = this._yaxis.series_u2p(0);
                            }
                            else if (this.waterfall && i > 0 && i < this.gridData.length - 1) {
                                ystart = this.gridData[i - 1][1];
                            }
                            else if (this.waterfall && i == 0 && i < this.gridData.length - 1) {
                                if (this._yaxis.min <= 0 && this._yaxis.max >= 0) {
                                    ystart = this._yaxis.series_u2p(0);
                                }
                                else if (this._yaxis.min > 0) {
                                    ystart = ctx.canvas.height;
                                }
                                else {
                                    ystart = 0;
                                }
                            }
                            else if (this.waterfall && i == this.gridData.length - 1) {
                                if (this._yaxis.min <= 0 && this._yaxis.max >= 0) {
                                    ystart = this._yaxis.series_u2p(0);
                                }
                                else if (this._yaxis.min > 0) {
                                    ystart = ctx.canvas.height;
                                }
                                else {
                                    ystart = 0;
                                }
                            }
                            else {
                                ystart = ctx.canvas.height;
                            }
                        }
                        if ((this.fillToZero && this._plotData[i][1] < 0) || (this.waterfall && this._data[i][1] < 0)) {
                            if (this.varyBarColor && !this._stack) {
                                if (this.useNegativeColors) {
                                    opts.fillStyle = negativeColors.next();
                                }
                                else {
                                    opts.fillStyle = positiveColors.next();
                                }
                            }
                            else {
                                opts.fillStyle = negativeColor;
                            }
                        }
                        else {
                            if (this.varyBarColor && !this._stack) {
                                opts.fillStyle = positiveColors.next();
                            }
                            else {
                                opts.fillStyle = positiveColor;
                            }
                        }

                        if (!this.fillToZero || this._plotData[i][1] >= 0) {
                            points.push([base - this.barWidth / 2, ystart]);
                            points.push([base - this.barWidth / 2, gridData[i][1]]);
                            points.push([base + this.barWidth / 2, gridData[i][1]]);
                            points.push([base + this.barWidth / 2, ystart]);
                        }
                        // for negative bars make sure points are always ordered clockwise
                        else {
                            points.push([base - this.barWidth / 2, gridData[i][1]]);
                            points.push([base - this.barWidth / 2, ystart]);
                            points.push([base + this.barWidth / 2, ystart]);
                            points.push([base + this.barWidth / 2, gridData[i][1]]);
                        }
                        this._barPoints.push(points);
                        // now draw the shadows if not stacked.
                        // for stacked plots, they are predrawn by drawShadow
                        if (shadow && !this._stack) {
                            var sopts = $.extend(true, {}, opts);
                            // need to get rid of fillStyle on shadow.
                            delete sopts.fillStyle;
                            this.renderer.shadowRenderer.draw(ctx, points, sopts);
                        }
                        var clr = opts.fillStyle || this.color;
                        this._dataColors.push(clr);
                        this.renderer.shapeRenderer.draw(ctx, points, opts);
                    }
                }

                else if (this.barDirection == 'horizontal') {
                    for (var i = 0; i < gridData.length; i++) {
                        if (!this._stack && this.data[i][0] == null) {
                            continue;
                        }
                        points = [];
                        base = gridData[i][1] - this._barNudge;
                        xstart;

                        if (this._stack && this._prevGridData.length) {
                            xstart = getStart(this.index, i, this._plotData[i][0], plot, 'x');
                        }
                        // not stacked
                        else {
                            if (this.fillToZero) {
                                xstart = this._xaxis.series_u2p(0);
                            }
                            else if (this.waterfall && i > 0 && i < this.gridData.length - 1) {
                                xstart = this.gridData[i - 1][0];
                            }
                            else if (this.waterfall && i == 0 && i < this.gridData.length - 1) {
                                if (this._xaxis.min <= 0 && this._xaxis.max >= 0) {
                                    xstart = this._xaxis.series_u2p(0);
                                }
                                else if (this._xaxis.min > 0) {
                                    xstart = 0;
                                }
                                else {
                                    xstart = 0;
                                }
                            }
                            else if (this.waterfall && i == this.gridData.length - 1) {
                                if (this._xaxis.min <= 0 && this._xaxis.max >= 0) {
                                    xstart = this._xaxis.series_u2p(0);
                                }
                                else if (this._xaxis.min > 0) {
                                    xstart = 0;
                                }
                                else {
                                    xstart = ctx.canvas.width;
                                }
                            }
                            else {
                                xstart = 0;
                            }
                        }
                        if ((this.fillToZero && this._plotData[i][0] < 0) || (this.waterfall && this._data[i][0] < 0)) {
                            if (this.varyBarColor && !this._stack) {
                                if (this.useNegativeColors) {
                                    opts.fillStyle = negativeColors.next();
                                }
                                else {
                                    opts.fillStyle = positiveColors.next();
                                }
                            }
                            else {
                                opts.fillStyle = negativeColor;
                            }
                        }
                        else {
                            if (this.varyBarColor && !this._stack) {
                                opts.fillStyle = positiveColors.next();
                            }
                            else {
                                opts.fillStyle = positiveColor;
                            }
                        }


                        if (!this.fillToZero || this._plotData[i][0] >= 0) {
                            points.push([xstart, base + this.barWidth / 2]);
                            points.push([xstart, base - this.barWidth / 2]);
                            points.push([gridData[i][0], base - this.barWidth / 2]);
                            points.push([gridData[i][0], base + this.barWidth / 2]);
                        }
                        else {
                            points.push([gridData[i][0], base + this.barWidth / 2]);
                            points.push([gridData[i][0], base - this.barWidth / 2]);
                            points.push([xstart, base - this.barWidth / 2]);
                            points.push([xstart, base + this.barWidth / 2]);
                        }

                        this._barPoints.push(points);
                        // now draw the shadows if not stacked.
                        // for stacked plots, they are predrawn by drawShadow
                        if (shadow && !this._stack) {
                            var sopts = $.extend(true, {}, opts);
                            delete sopts.fillStyle;
                            this.renderer.shadowRenderer.draw(ctx, points, sopts);
                        }
                        var clr = opts.fillStyle || this.color;
                        this._dataColors.push(clr);
                        this.renderer.shapeRenderer.draw(ctx, points, opts);
                    }
                }
            }

            if (this.highlightColors.length == 0) {
                this.highlightColors = $.jqplot.computeHighlightColors(this._dataColors);
            }

            else if (typeof(this.highlightColors) == 'string') {
                var temp = this.highlightColors;
                this.highlightColors = [];
                for (var i = 0; i < this._dataColors.length; i++) {
                    this.highlightColors.push(temp);
                }
            }

        };


        // for stacked plots, shadows will be pre drawn by drawShadow.
        $.jqplot.BarRenderer.prototype.drawShadow = function (ctx, gridData, options, plot) {
            var i;
            var opts = (options != undefined) ? options : {};
            var shadow = (opts.shadow != undefined) ? opts.shadow : this.shadow;
            var showLine = (opts.showLine != undefined) ? opts.showLine : this.showLine;
            var fill = (opts.fill != undefined) ? opts.fill : this.fill;
            var xaxis = this.xaxis;
            var yaxis = this.yaxis;
            var xp = this._xaxis.series_u2p;
            var yp = this._yaxis.series_u2p;
            var pointx, points, pointy, nvals, nseries, pos;

            if (this._stack && this.shadow) {
                if (this.barWidth == null) {
                    this.renderer.setBarWidth.call(this);
                }

                var temp = this._plotSeriesInfo = this.renderer.calcSeriesNumbers.call(this);
                nvals = temp[0];
                nseries = temp[1];
                pos = temp[2];

                if (this._stack) {
                    this._barNudge = 0;
                }
                else {
                    this._barNudge = (-Math.abs(nseries / 2 - 0.5) + pos) * (this.barWidth + this.barPadding);
                }
                if (showLine) {

                    if (this.barDirection == 'vertical') {
                        for (var i = 0; i < gridData.length; i++) {
                            if (this.data[i][1] == null) {
                                continue;
                            }
                            points = [];
                            var base = gridData[i][0] + this._barNudge;
                            var ystart;

                            if (this._stack && this._prevGridData.length) {
                                ystart = getStart(this.index, i, this._plotData[i][1], plot, 'y');
                            }
                            else {
                                if (this.fillToZero) {
                                    ystart = this._yaxis.series_u2p(0);
                                }
                                else {
                                    ystart = ctx.canvas.height;
                                }
                            }

                            points.push([base - this.barWidth / 2, ystart]);
                            points.push([base - this.barWidth / 2, gridData[i][1]]);
                            points.push([base + this.barWidth / 2, gridData[i][1]]);
                            points.push([base + this.barWidth / 2, ystart]);
                            this.renderer.shadowRenderer.draw(ctx, points, opts);
                        }
                    }

                    else if (this.barDirection == 'horizontal') {
                        for (var i = 0; i < gridData.length; i++) {
                            if (this.data[i][0] == null) {
                                continue;
                            }
                            points = [];
                            var base = gridData[i][1] - this._barNudge;
                            var xstart;

                            if (this._stack && this._prevGridData.length) {
                                xstart = getStart(this.index, i, this._plotData[i][0], plot, 'x');
                            }
                            else {
                                if (this.fillToZero) {
                                    xstart = this._xaxis.series_u2p(0);
                                }
                                else {
                                    xstart = 0;
                                }
                            }

                            points.push([xstart, base + this.barWidth / 2]);
                            points.push([gridData[i][0], base + this.barWidth / 2]);
                            points.push([gridData[i][0], base - this.barWidth / 2]);
                            points.push([xstart, base - this.barWidth / 2]);
                            this.renderer.shadowRenderer.draw(ctx, points, opts);
                        }
                    }
                }

            }
        };

        function postInit(target, data, options) {
            for (var i = 0; i < this.series.length; i++) {
                if (this.series[i].renderer.constructor == $.jqplot.BarRenderer) {
                    // don't allow mouseover and mousedown at same time.
                    if (this.series[i].highlightMouseOver) {
                        this.series[i].highlightMouseDown = false;
                    }
                }
            }
        }

        // called within context of plot
        // create a canvas which we can draw on.
        // insert it before the eventCanvas, so eventCanvas will still capture events.
        function postPlotDraw() {
            // Memory Leaks patch
            if (this.plugins.barRenderer && this.plugins.barRenderer.highlightCanvas) {

                this.plugins.barRenderer.highlightCanvas.resetCanvas();
                this.plugins.barRenderer.highlightCanvas = null;
            }

            this.plugins.barRenderer = {highlightedSeriesIndex: null};
            this.plugins.barRenderer.highlightCanvas = new $.jqplot.GenericCanvas();

            this.eventCanvas._elem.before(this.plugins.barRenderer.highlightCanvas.createElement(this._gridPadding, 'jqplot-barRenderer-highlight-canvas', this._plotDimensions, this));
            this.plugins.barRenderer.highlightCanvas.setContext();
            this.eventCanvas._elem.bind('mouseleave', {plot: this}, function (ev) {
                unhighlight(ev.data.plot);
            });
        }

        function highlight(plot, sidx, pidx, points) {
            var s = plot.series[sidx];
            var canvas = plot.plugins.barRenderer.highlightCanvas;
            canvas._ctx.clearRect(0, 0, canvas._ctx.canvas.width, canvas._ctx.canvas.height);
            s._highlightedPoint = pidx;
            plot.plugins.barRenderer.highlightedSeriesIndex = sidx;
            var opts = {fillStyle: s.highlightColors[pidx]};
            s.renderer.shapeRenderer.draw(canvas._ctx, points, opts);
            canvas = null;
        }

        function unhighlight(plot) {
            var canvas = plot.plugins.barRenderer.highlightCanvas;
            canvas._ctx.clearRect(0, 0, canvas._ctx.canvas.width, canvas._ctx.canvas.height);
            for (var i = 0; i < plot.series.length; i++) {
                plot.series[i]._highlightedPoint = null;
            }
            plot.plugins.barRenderer.highlightedSeriesIndex = null;
            plot.target.trigger('jqplotDataUnhighlight');
            canvas = null;
        }


        function handleMove(ev, gridpos, datapos, neighbor, plot) {
            if (neighbor) {
                var ins = [neighbor.seriesIndex, neighbor.pointIndex, neighbor.data];
                var evt1 = jQuery.Event('jqplotDataMouseOver');
                evt1.pageX = ev.pageX;
                evt1.pageY = ev.pageY;
                plot.target.trigger(evt1, ins);
                if (plot.series[ins[0]].show && plot.series[ins[0]].highlightMouseOver && !(ins[0] == plot.plugins.barRenderer.highlightedSeriesIndex && ins[1] == plot.series[ins[0]]._highlightedPoint)) {
                    var evt = jQuery.Event('jqplotDataHighlight');
                    evt.which = ev.which;
                    evt.pageX = ev.pageX;
                    evt.pageY = ev.pageY;
                    plot.target.trigger(evt, ins);
                    highlight(plot, neighbor.seriesIndex, neighbor.pointIndex, neighbor.points);
                }
            }
            else if (neighbor == null) {
                unhighlight(plot);
            }
        }

        function handleMouseDown(ev, gridpos, datapos, neighbor, plot) {
            if (neighbor) {
                var ins = [neighbor.seriesIndex, neighbor.pointIndex, neighbor.data];
                if (plot.series[ins[0]].highlightMouseDown && !(ins[0] == plot.plugins.barRenderer.highlightedSeriesIndex && ins[1] == plot.series[ins[0]]._highlightedPoint)) {
                    var evt = jQuery.Event('jqplotDataHighlight');
                    evt.which = ev.which;
                    evt.pageX = ev.pageX;
                    evt.pageY = ev.pageY;
                    plot.target.trigger(evt, ins);
                    highlight(plot, neighbor.seriesIndex, neighbor.pointIndex, neighbor.points);
                }
            }
            else if (neighbor == null) {
                unhighlight(plot);
            }
        }

        function handleMouseUp(ev, gridpos, datapos, neighbor, plot) {
            var idx = plot.plugins.barRenderer.highlightedSeriesIndex;
            if (idx != null && plot.series[idx].highlightMouseDown) {
                unhighlight(plot);
            }
        }

        function handleClick(ev, gridpos, datapos, neighbor, plot) {
            if (neighbor) {
                var ins = [neighbor.seriesIndex, neighbor.pointIndex, neighbor.data];
                var evt = jQuery.Event('jqplotDataClick');
                evt.which = ev.which;
                evt.pageX = ev.pageX;
                evt.pageY = ev.pageY;
                plot.target.trigger(evt, ins);
            }
        }

        function handleRightClick(ev, gridpos, datapos, neighbor, plot) {
            if (neighbor) {
                var ins = [neighbor.seriesIndex, neighbor.pointIndex, neighbor.data];
                var idx = plot.plugins.barRenderer.highlightedSeriesIndex;
                if (idx != null && plot.series[idx].highlightMouseDown) {
                    unhighlight(plot);
                }
                var evt = jQuery.Event('jqplotDataRightClick');
                evt.which = ev.which;
                evt.pageX = ev.pageX;
                evt.pageY = ev.pageY;
                plot.target.trigger(evt, ins);
            }
        }


    })(jQuery);
});
